CN203885105U - Safe lifting type bed - Google Patents

Abstract

The utility model discloses a safe lifting type bed, which comprises a fixing frame (3), a lifting device, a bed plate (1) and two support legs (2); the two support legs (2) are respectively installed at one side, far away from the lifting device, of the bed plate (1); the other side of the bed plate (1) is connected with the lifting device; the fixing frame (3) is connected with the lifting device; the safe lifting type bed further comprises a gear rack (11) fixed on the lifting device and a limiting component arranged on the fixing frame (3); both the two support legs (2) are rotatably connected onto the bed plate (1); two grooves (17) respectively for containing a support leg (2) are arranged on the bed plate (1); a hydraulic rod (18) is also connected onto the bed plate (1) and the support leg (2); a limiting device is arranged below the bed plate (1); and a locking and releasing device is arranged on the fixing frame (3).

Description

A kind of safe up-down bed

Technical field

The utility model relates to a kind of furniture, is specifically a kind of safe up-down bed.

Background technology

Along with the sharply increase of the more and more higher and urban population of city room rate, increasing people is in the house of considering to buy a small apartment, to reduce the financial burden of self.Therefore, along with the minimizing in space, resident families can be solved by increasing space availability ratio, and increase the most effective mode of space availability ratio, are to buy the good furniture of some space availability ratio, wherein especially with bed for, therefore the area occupied of bed is large and utilize when only having sleep.But current lifting bed on the market, after rising, is subject to the restriction of electric or structure, when unexpected dropping, can cause injury significantly to people, supporting leg that especially can not be folding, more easily causes the injury to user.

Utility model content

The technical problems to be solved in the utility model is, a kind of safe up-down bed is provided, and this not only can improve the space availability ratio of house, and security reliability is higher.

The technical solution of the utility model is, a kind of safe up-down bed is provided, and a kind of lift bed, comprises fixed mount, lowering or hoisting gear, bed board and two supporting legs, and two described supporting legs are arranged on respectively bed board one side away from lowering or hoisting gear; The opposite side of described bed board is connected with lowering or hoisting gear; Described fixed mount is connected with lowering or hoisting gear; It is characterized in that: described safe up-down bed also comprises the gear bar being fixed on lowering or hoisting gear and is located at the limit assembly on fixed mount; Described limit assembly comprises bearing, ratchet, cylinder and Y shape connector, and the pawl body of described ratchet and the cylinder body of cylinder are all hinged on bearing; The turning cylinder of described pawl body and the pivot center of bearing, cylinder body and bearing is to being parallel to each other; The piston rod of described cylinder is connected with the closed end of Y shape connector, and the openend of described Y shape connector and the middle part of ratchet are hinged; The end of described ratchet can with gear bar on unidirectional tooth offset; Two described supporting legs are all rotatably connected on bed board; Described bed board is provided with the groove of two accommodating supporting legs of difference, and two described supporting legs can be arranged in groove correspondingly; On described bed board and supporting leg, be also connected with a hydraulic stem, the two ends of described hydraulic stem are hinged with bed board, supporting leg respectively; Below described bed board, be provided with two and limit the stopping means that supporting legs drop; Described fixed mount is provided with upper and lower two locking and releasing devices that limit bed board position.

Described lowering or hoisting gear comprises that a motor, a brake gear, a reductor, two are vertically arranged on the slide bar on fixed mount, two slide blocks, a toothed rack and gears; Two described slide blocks are separately fixed at the right and left of bed board front side; Two described slide blocks are socketed in respectively on two slide bars and two slide blocks are slidably matched with two slide bars respectively; Described two slide bars and tooth bar are parallel to each other; Described motor is fixed on bed board, and the output shaft of described motor is connected with the input of reductor, and the output of described reductor is connected with the input of brake gear, and the output shaft of described brake gear is connected with gear; Described wheel and rack engagement.

Described locking and releasing device comprise two lockings and releasing unit; Each locking and releasing unit include slide bar and the through hole that a pneumatic linear actuator, two fixed blocks, are positioned at slide block below; Two described fixed blocks are fixed on fixed mount; Described slide bar is slidably fitted on two fixed blocks, and one end of described slide bar is slidably fitted in through hole, and the other end of described slide bar is fixedly connected with pneumatic linear actuator.

Described stopping means comprises a sliding shoe, housing and a spring; A part for described sliding shoe is slidably fitted in housing, is equipped with one and cooperatively interacts to limit the step surface that sliding shoe is deviate from housing on described sliding shoe and housing; Described spring be arranged between sliding shoe and groove and the flexible direction of spring identical with the glide direction of sliding shoe.

Adopt after above structure, the utility model compared with prior art, has the following advantages:

The utility model safe up-down bed can rise bed or landing by lowering or hoisting gear, in sleep, falls, and has realized the use of bed, when staying up, rises, and to utilize, rises the space staying after bed; The utility model also, by the coordinating of ratchet and tooth bar, can limit the position of bed board, thereby improve security reliability of the present utility model; The utility model safe up-down bed is by folding supporting leg, and while surprisingly dropping to reduce bed, to the injury that people was caused, its security reliability is better.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of safe up-down bed of the utility model first orientation.

Fig. 2 is the structural representation of a kind of safe up-down bed of the utility model second orientation.

Shown in figure 1, bed board, 2, supporting leg, 3, fixed mount, 4, motor, 5, brake gear, 6, reductor, 7, slide bar, 8, slide block, 9, tooth bar, 10, gear, 11, gear bar, 12, bearing, 13, ratchet, 14, cylinder, 15, Y shape connector, 16, motor fixing plate, 17, groove, 18, hydraulic stem, 19, sliding shoe, 20, housing, 21, spring, 22, step surface, 23, pneumatic linear actuator, 24, fixed block, 25, slide bar, 26, through hole.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

As shown in Figure 1 and Figure 2, a kind of safe up-down bed of the utility model, comprises fixed mount 3, lowering or hoisting gear, bed board 1 and two supporting legs 2, and two described supporting legs 2 are arranged on respectively bed board 1 one sides away from lowering or hoisting gear; The opposite side of described bed board 1 is connected with lowering or hoisting gear; Described fixed mount 3 is connected with lowering or hoisting gear; Described safe up-down bed also comprises the gear bar 11 being fixed on lowering or hoisting gear and is located at the limit assembly on fixed mount 3; Described limit assembly comprises bearing 12, ratchet 13, cylinder 14 and Y shape connector 15, and the cylinder body of the pawl body of described ratchet 13 and cylinder 14 is all hinged on bearing 12; The turning cylinder of the pivot center of described pawl body and bearing 4, cylinder body and bearing 4 is to being parallel to each other; The piston rod of described cylinder 14 is connected with the closed end of Y shape connector 15, and the middle part of the openend of described Y shape connector 15 and ratchet 13 is hinged; The end of described ratchet 13 can with gear bar 11 on unidirectional tooth offset; Two described supporting legs 2 are all rotatably connected on bed board 1; Described bed board 1 is provided with the groove 17 of two accommodating supporting legs 2 of difference, and two described supporting legs 2 can be arranged in groove 17 correspondingly; On described bed board 1 and supporting leg 2, be also connected with a hydraulic stem 18, the two ends of described hydraulic stem 18 are hinged with bed board 1, supporting leg 2 respectively; Below described bed board 1, be provided with two and limit the stopping means that supporting legs drop; Described fixed mount 3 is provided with upper and lower two locking and releasing devices that limit bed board 1 position.Cylinder 14 is connected with magnetic valve, source of the gas the work of getting final product; Pneumatic linear actuator 23 is connected with magnetic valve, source of the gas the work of getting final product.

Described lowering or hoisting gear comprise a motor 4, a brake gear 5, a reductor 6, two be vertically arranged on slide bar on fixed mount 37, two slide blocks 8, a toothed rack 9 and gears 10; Two described slide blocks 8 are separately fixed at the right and left of bed board 1 front side; Two described slide blocks 8 are socketed in respectively on two slide bars 7 and two slide blocks 8 are slidably matched with two slide bars 7 respectively; Described two slide bars 7 are parallel to each other with tooth bar 9; Described motor 4 is fixed on bed board 1, and the output shaft of described motor 4 is connected with the input of reductor 6, and the output of described reductor 6 is connected with the input of brake gear 5, and the output shaft of described brake gear 5 is connected with gear 10; Described gear 10 and tooth bar 9 engagements.Bed board 1 is provided with a motor fixing plate 16, and motor 4 is fixed on motor fixing plate 16, and motor 4 is connected with switch, power supply the work of getting final product.

Described locking and releasing device comprise two lockings and releasing unit; Each locking and releasing unit include slide bar 25 and the through hole 26 that 23, two fixed blocks 24, of a pneumatic linear actuator (by gas-powered cylinder) are positioned at slide block 8 belows; Two described fixed blocks 24 are fixed on fixed mount 3; Described slide bar 25 is slidably fitted on two fixed blocks 24, and one end of described slide bar 25 is slidably fitted in through hole 26, and the other end of described slide bar 25 is fixedly connected with pneumatic linear actuator 23.

Described stopping means comprises a sliding shoe 19, housing 20 and a spring 21; A part for described sliding shoe 19 is slidably fitted in housing 20, is equipped with one and cooperatively interacts to limit the step surface 22 that sliding shoe 19 is deviate from housing 20 on described sliding shoe 19 and housing 20; Described spring 21 be arranged between sliding shoe 19 and groove 17 and the flexible direction of spring 21 identical with the glide direction of sliding shoe 19.

Below only with regard to most preferred embodiment of the present utility model, be described, but can not be interpreted as it is limitations on claims.The utility model is not limited only to above embodiment, and its concrete structure allows to change.In every case the various variations of doing in the protection domain of the utility model independent claims are all in protection domain of the present utility model.

Claims (4)

1. a safe up-down bed, a kind of lift bed, comprise fixed mount (3), lowering or hoisting gear, bed board (1) and two supporting legs (2), described two supporting legs (2) are arranged on respectively bed board (1) one side away from lowering or hoisting gear; The opposite side of described bed board (1) is connected with lowering or hoisting gear; Described fixed mount (3) is connected with lowering or hoisting gear; It is characterized in that: described safe up-down bed also comprises the gear bar (11) being fixed on lowering or hoisting gear and is located at the limit assembly on fixed mount (3); Described limit assembly comprises bearing (12), ratchet (13), cylinder (14) and Y shape connector (15), and the cylinder body of the pawl body of described ratchet (13) and cylinder (14) is all hinged on bearing (12); The turning cylinder of pivot center, cylinder body and the bearing (4) of described pawl body and bearing (4) is to being parallel to each other; The piston rod of described cylinder (14) is connected with the closed end of Y shape connector (15), and the middle part of the openend of described Y shape connector (15) and ratchet (13) is hinged; The end of described ratchet (13) can with gear bar (11) on unidirectional tooth offset; Described two supporting legs (2) are all rotatably connected on bed board (1); Described bed board (1) is provided with the groove (17) of two accommodating supporting legs of difference (2), and described two supporting legs (2) can be arranged in groove (17) correspondingly; On described bed board (1) and supporting leg (2), be also connected with a hydraulic stem (18), the two ends of described hydraulic stem (18) are hinged with bed board (1), supporting leg (2) respectively; Below described bed board (1), be provided with two and limit the stopping means that supporting legs drop; Described fixed mount (3) is provided with upper and lower two locking and releasing devices that limit bed board (1) position.

2. a kind of safe up-down bed according to claim 1, is characterized in that: described lowering or hoisting gear comprises a motor (4), a brake gear (5), a reductor (6), two slide bar (7), two slide blocks (8), a toothed rack (9) and gears (10) that are vertically arranged on fixed mount (3); Described two slide blocks (8) are separately fixed at the right and left of bed board (1) front side; Described two slide blocks (8) are socketed in respectively two slide bars (7) above and two slide blocks (8) are slidably matched with two slide bars (7) respectively; Described two slide bars (7) are parallel to each other with tooth bar (9); Described motor (4) is fixed on bed board (1), the output shaft of described motor (4) is connected with the input of reductor (6), the output of described reductor (6) is connected with the input of brake gear (5), and the output shaft of described brake gear (5) is connected with gear (10); Described gear (10) and tooth bar (9) engagement.

3. a kind of safe up-down bed according to claim 2, is characterized in that: described locking and releasing device comprise two lockings and releasing unit; Each locking and releasing unit include a pneumatic linear actuator (23), two fixed blocks (24), are positioned at slide bar (25) and a through hole (26) below slide block (8); Described two fixed blocks (24) are fixed on fixed mount (3); It is upper that described slide bar (25) is slidably fitted in two fixed blocks (24), and one end of described slide bar (25) is slidably fitted in through hole (26), and the other end of described slide bar (25) is fixedly connected with pneumatic linear actuator (23).

4. a kind of safe up-down bed according to claim 1, is characterized in that: described stopping means comprises a sliding shoe (19), housing (20) and a spring (21); A part for described sliding shoe (19) is slidably fitted in housing (20), is equipped with one and cooperatively interacts to limit the step surface (22) that sliding shoe (19) is deviate from housing (20) on described sliding shoe (19) and housing (20); Described spring (21) be arranged between sliding shoe (19) and groove (17) and the flexible direction of spring (21) identical with the glide direction of sliding shoe (19).